.de_container {
  margin-top: 20px;
}

.crumb_wrap {
  height: 20px;
}

.crumb_wrap a {
  margin-right: 10px;
}

.preview_wrap {
  width: 400px;
  height: 590px;
}

.preview_img {
  position: relative;
  width: 398px;
  height: 398px;
  border: 1px solid #ccc;
}

.preview_img>img {
  width: 360px;
  height: 100%;
  display: none;
  margin-left: 17px;
}

.preview_img .active {
  display: block;
}

.mask {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 250px;
  height: 250px;
  background-color: #fede4f;
  opacity: 0.5;
  border: 1px solid #ccc;
  cursor: move;
}



.bigpic {
  display: none;
  position: absolute;
  top: 0;
  left: 410px;
  width: 500px;
  height: 500px;
  z-index: 99;
  border: 1px solid #ccc;
  overflow: hidden;
}

.bigpic .bigimg {
  position: absolute;
  top: 0;
  left: 0;
  width: 800px;
  height: 800px;
}

.preview_list {
  position: relative;
  height: 60px;
  margin-top: 30px;
}

.list_item {
  width: 320px;
  height: 60px;
  margin: 0 auto;
}

.list_item li {
  float: left;
  margin: 0 2px;
  width: 60px;
  height: 60px;
  border: 1.5px solid transparent;
}

.list_item li.current {
  border: 1.5px solid #c81623;
}

.preview_info {
  height: 20px;
  margin-top: 10px;
}

.left_btns {
  float: left;
}

.preview_info .left_btns i {
  display: inline-block;
  background: url("../images/sprite.png") no-repeat;
  vertical-align: middle;
}

.preview_info .left_btns .share1 {
  width: 14px;
  height: 13px;

  background-position: -44px -40px;
}

.preview_info .left_btns .share2 {
  width: 15px;
  height: 14px;
  background-position: -45px -24px;
}

.preview_info .left_btns .share3 {
  width: 15px;
  height: 16px;
  background-position: -30px -24px;
}

.right_btns {
  float: right;
}

.arrow_prev,
.arrow_next {
  position: absolute;
  top: 15px;
  width: 22px;
  height: 32px;
}

.arrow_prev {
  left: 0;
  background: url("../images/sprite.png") no-repeat;
  background-position: 0 -54px;
}

.arrow_next {
  right: 0;
  background: url("../images/sprite.png") no-repeat;
  background-position: -78px 0;
}

.itemInfo_wrap {
  width: 718px;
}

.sku_name {
  font-size: 16px;
  font-weight: normal;
  height: 30px;
}

.news {
  height: 32px;
  color: #e4393c;
}

.summary dl {
  overflow: hidden;
}

.summary_price,
.summary_promotion {
  position: relative;
  background-color: #fee9eb;
  padding: 10px 0;
}

.summary dt,
.summary dd {
  float: left;
}

.price {
  font-size: 24px;
  color: #e12228;
}

.summary dt {
  width: 70px;
  padding-left: 10px;
  line-height: 36px;
}

.summary_price a {
  color: #c81623;
}

.remark {
  position: absolute;
  top: 20px;
  right: 10px;
}

.summary_promotion {
  padding-top: 0;
}

.summary_promotion em {
  display: inline-block;
  width: 40px;
  height: 22px;
  background-color: #c81623;
  text-align: center;
  line-height: 22px;
  color: #fff;
}

.summary_promotion dd {
  line-height: 36px;
  width: 450px;
}

.summary_support dd {
  line-height: 36px;
}

.choose_color a {
  display: inline-block;
  width: 80px;
  height: 41px;
  background-color: #f7f7f7;
  border: 1px solid #ededed;
  text-align: center;
  line-height: 41px;
}

.choose_color a:hover {
  border: 1px solid #c81623;
}

.summary a.current {
  border-color: #c81623;
}

.choose_version {
  margin: 10px 0;
}

.choose_version a,
.choose_type a,
.choose_volume a,
.choose_suit a {
  display: inline-block;
  height: 32px;
  padding: 0 12px;
  background-color: #f7f7f7;
  border: 1px solid #ededed;
  text-align: center;
  line-height: 32px;
}

.choose_btns {
  margin-top: 20px;
}

.choose_amount {
  position: relative;
  float: left;
  width: 50px;
  height: 46px;
}

.choose_amount input {
  width: 35px;
  height: 46px;
  border: 1px solid #ccc;
  border-right: 0;
  text-align: center;
}

.add,
.reduce {
  position: absolute;
  right: 0;
  width: 15px;
  height: 24px;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
  text-align: center;
  line-height: 22px;
  overflow: hidden;
}

.add {
  top: 0;
}

.reduce {
  bottom: 0;
  /* 禁止鼠标 */
  /* cursor: not-allowed; */
}

.addcar {
  float: left;
  width: 142px;
  height: 46px;
  background-color: #c81623;
  text-align: center;
  line-height: 46px;
  font-size: 18px;
  color: #fff;
  margin-left: 10px;
  font-weight: 700;
}

.addcar:hover {
  background-color: #f40;
  color: #fff;
}

.aside {
  width: 208px;
  border: 1px solid #ccc;
}

.tab_list {
  height: 34px;
  overflow: hidden;
}

/* 鼠标点击变换样式 */
.tab_list .current {
  background-color: #fff;
  border-bottom: 0;
  color: red;
}

.tab_list li {
  float: left;
  background-color: #f1f1f1;
  border-bottom: 1px solid #ccc;
  height: 33px;
  text-align: center;
  line-height: 33px;
  cursor: pointer;
}

.first_tab {
  width: 103px;
}

.second_tab {
  width: 103px;
  border-left: 1px solid #ccc;
}

.detail {
  width: 978px;
}

.tab_list_content ul li a {
  display: block;
  margin: 0 auto;
  width: 80px;
  height: 34px;
  border-bottom: 1px dotted #ccc;
  text-align: left;
  line-height: 33px;
  float: left;
  margin-left: 15px;
}

.list_second_content {
  display: none;
}

.hot1 {
  position: relative;
  text-align: center;
  color: #666;
  margin-bottom: 30px;
}

.hot1 .hotnum {
  position: absolute;
  left: 10px;
  top: 10px;
  width: 20px;
  height: 20px;
  line-height: 20px;
  border-radius: 10px;
  background-color: #e4393c;
  color: #fff;
  text-align: center;
}

.p-info {
  margin-top: 10px;
}

.p-info .pl {
  float: left;
  margin-left: 8px;
  color: #999;
}

.p-info .pr {
  float: right;
  margin-right: 8px;
  color: #e4393c;
  font-size: 14px;
  font-family: Verdana;
}

.list_second_content a {
  display: block;
  text-align: center;
}

.tab_con {
  padding: 0 10px;
}

.tab_con li {
  border-bottom: 1px solid #ccc;
}

.tab_con li h5 {
  /* 超出文字省略号显示 */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: normal;
}

.aside_price {
  font-weight: 700;
  margin: 10px 0;
}

.as_addcar {
  display: block;
  width: 88px;
  height: 26px;
  border: 1px solid #ccc;
  background-color: #f7f7f7;
  margin: 10px auto;
  text-align: center;
  line-height: 26px;
}

.detail_tab_list {
  height: 39px;
  border: 1px solid #ccc;
  background-color: #f1f1f1;
}

.detail_tab_list li {
  float: left;
  height: 39px;
  line-height: 39px;
  padding: 0 20px;
  text-align: center;
  cursor: pointer;
}

.detail_tab_list .current {
  background-color: #c81623;
  color: #fff;
}

.detail_tab_con>div {
  display: none;
}

.item_info {
  padding: 20px 0 0 20px;
}

.more {
  font-family: "icomoon";
  float: right;
  font-weight: 700;
}

.imgcontent {
  margin-top: 30px;
}

.imgcontent img {
  display: block;
  text-align: center;
  margin: 0 auto;
}

.item2 {
  display: none;
  margin-top: 10px;
  font-size: 12px;
  color: #999;
}

.item2 h3 {
  font-size: 12px;
  font-weight: 400;
  width: 110px;
  height: 26px;
  float: left;
  text-align: right;
}

.item3 {
  margin-top: 20px;
  text-align: center;
}

.item3 video {
  /* object-fit: fill;拉伸 */
  width: 750px;
  height: 100%;
  margin-top: 10px;
}

.dl-left {
  display: block;
  width: 850px;
  height: 158px;
  float: left;
}

.bb {
  width: 100%;
  border-bottom: 1px solid #ccc;
  overflow: hidden;
}

.item2 dt {
  text-align: right;
  width: 165px;
  height: 26px;
  float: left;
}

.item2 dd {
  width: 670px;
  height: 26px;
  float: left;
  padding-left: 60px;
}

.product_detail {
  margin-bottom: 50px;
}